3329P-DK9-203

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Trimmer Potentiometers

Potentiometers, also known as trimmer potentiometers, are common components used to define an adjustable electrical signal in a wide variety of applications. They are usually composed of three contacts (metal terminals) that form an adjustable resistance. Adjustment is usually done manually with a screwdriver or other tool to move the terminal up or down its shaft. By varying the position of the terminal, the resistance value of the potentiometer can be changed. This way, electrical signals can be precisely adjusted and tuned based on the needs of the device being controlled.

The 3329P-DK9-203 trimmer potentiometer is a three-end, single-turn, precision, adjustable resistive element that is typically used in electronic circuits for linear adjustment of electrical signals. It is usually composed of three contacts (metal terminals) and is adjustable in resistance from 1 ohm to 10 kilo-ohm. It has an operating range of ±45° with an overall tolerance of ±15%. It can operate at temperatures from -25° to +85°C and the concentric terminals are designed for panel mounting.

This component is widely used in design settings where adjustments are much required, such as industry process controls, audio equipment, home appliances, automotive applications, lighting and AC/DC power supplies. It can be used to control the amplitude of an electrical signal, to calibrate and set the bias level in amplifiers, and for other applications that require an adjustable electrical signal.

In terms of its working principle, the pots rely on the electrical principle of resistors and the variable value of resistance. In the 3329P-DK9-203 trimmer potentiometer, a wiper, a contact point which slides along the resistance track, is connected to the rotary shaft that is mounted on the yoke, an external adjustment mechanism. As the shaft is rotated, it moves the wiper along the track, which changes the value of resistance that the wiper is exposed to. This way, the electrical signal can be adjusted based on the needs of the device being controlled.

The 3329P-DK9-203 trimmer potentiometer is a popular and widely used component suitable for most pulse-shaping, amplitude control, trimming applications. It features excellent stability, low temperature coefficient and high-linearity anode resistors, which make it an ideal choice for precision applications.

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